Hello,

I want to do a code that uses a if cicle to shut down some layers and turn on others and use values of a table in excel. Does anyone knows how to do it?
Thanks

Try the Tips & Tricks section of this website.
 
Pick AutoCAD from the drop down menu (last section on the right).
 
Fill in "Excel", search.
 
There are 57 items listed for Excel and AutoCAD.
Tip # 6606 might help for starters.